What is factor 5x^2-9x-18 ?

The solution to factor 5x^2-9x-18 is (5x+6)(x-3)

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factor 5x^2-9x-18

factor

5 x^{2} - 9 x - 18

(5 x + 6) (x - 3)

Solution steps

5 x^{2} - 9 x - 18

Break the expression into groups

= (5 x^{2} + 6 x) + (- 15 x - 18)

Factor out

x

from

5 x^{2} + 6 x : x (5 x + 6)

Factor out

- 3

from

- 15 x - 18 : - 3 (5 x + 6)

= x (5 x + 6) - 3 (5 x + 6)

Factor out common term

5 x + 6

= (5 x + 6) (x - 3)

\frac{( n - 1 ) !}{( n + 1 ) !}

- 15 + n = - 9

(\frac{3}{4} k + 8)^{2}

5 x^{2} - 5 x + 4 = 0

y^{2} - 4 y - 60